| NAME | W+SV | W | SV | L | W% | G | GS | ERA | SO | CG | SHO | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | M. Rivera | 734 | 82 | 652 | 60 | .577 | 1,115 | 10 | 2.21 | 1,173 | 0 | 0 | 1283.2 | 998 | 315 | 340 | 71 | 286 | 46 | 952 | 41 | 5,103 | 13 | 8.22 | 2.01 | 4.10 | 0.50 | 23.0 | 5.6 | 1.00 | .263 | 2.38 | 49 | 2.76 | 61 | 7.00 | 246.7 | |
| 2 | T. Hoffman | 662 | 61 | 601 | 75 | .449 | 1,035 | 0 | 2.87 | 1,133 | 0 | 0 | 1089.1 | 846 | 347 | 378 | 100 | 307 | 9 | 856 | 58 | 4,388 | 49 | 9.36 | 2.54 | 3.69 | 0.83 | 25.8 | 7.0 | 1.06 | .263 | 3.12 | 71 | 3.07 | 73 | 6.99 | 143.1 | |
| 3 | D. Eckersley | 587 | 197 | 390 | 171 | .535 | 1,071 | 361 | 3.50 | 2,401 | 100 | 20 | 3285.2 | 3,076 | 1,278 | 1,382 | 347 | 738 | 75 | 577 | 91 | 13,534 | 28 | 6.58 | 2.02 | 3.25 | 0.95 | 17.7 | 5.5 | 1.16 | .274 | 3.79 | 86 | 3.40 | 85 | 8.43 | 224.9 | |
| 4 | L. Smith | 549 | 71 | 478 | 92 | .436 | 1,022 | 6 | 3.03 | 1,251 | 0 | 0 | 1289.1 | 1,133 | 434 | 475 | 89 | 486 | 10 | 802 | 100 | 5,388 | 47 | 8.73 | 3.39 | 2.57 | 0.62 | 23.2 | 9.0 | 1.26 | .294 | 3.32 | 76 | 2.92 | 74 | 7.91 | 142 | |
| 5 | K. Jansen | 529 | 54 | 475 | 40 | .574 | 934 | 0 | 2.57 | 1,278 | 0 | 0 | 927.1 | 610 | 265 | 284 | 88 | 282 | 32 | 700 | 20 | 3,680 | 21 | 12.40 | 2.74 | 4.53 | 0.85 | 34.7 | 7.7 | 0.96 | .261 | 2.76 | 65 | 2.62 | 64 | 5.92 | 147.2 | |
| 6 | C. Young | 528 | 511 | 17 | 316 | .618 | 906 | 815 | 2.63 | 2,803 | 749 | 76 | 7356.0 | 7,092 | 2,147 | 3,167 | 138 | 1,217 | 161 | 84 | 29,565 | 156 | 3.43 | 1.49 | 2.30 | 0.17 | 9.5 | 4.1 | 1.13 | .275 | 3.87 | 74 | 2.84 | 79 | 8.68 | 620 | ||
| 7 | J. Franco | 514 | 90 | 424 | 87 | .508 | 1,119 | 0 | 2.89 | 975 | 0 | 0 | 1245.2 | 1,166 | 400 | 466 | 81 | 495 | 22 | 774 | 78 | 5,312 | 54 | 7.04 | 3.58 | 1.97 | 0.59 | 18.4 | 9.3 | 1.33 | .290 | 3.37 | 73 | 3.44 | 86 | 8.42 | 76 | |
| 8 | C. Kimbrel | 496 | 56 | 440 | 48 | .538 | 851 | 0 | 2.58 | 1,282 | 0 | 0 | 821.2 | 492 | 236 | 263 | 75 | 346 | 40 | 656 | 11 | 3,306 | 70 | 14.04 | 3.79 | 3.71 | 0.82 | 38.8 | 10.5 | 1.02 | .267 | 2.88 | 63 | 2.60 | 64 | 5.39 | 131.8 | |
| 9 | F. Rodriguez | 489 | 52 | 437 | 53 | .495 | 948 | 0 | 2.86 | 1,142 | 0 | 0 | 976.0 | 738 | 310 | 336 | 98 | 389 | 17 | 677 | 42 | 4,011 | 68 | 10.53 | 3.59 | 2.94 | 0.90 | 28.5 | 9.7 | 1.15 | .271 | 3.10 | 69 | 3.30 | 79 | 6.81 | 97 | |
| 10 | B. Wagner | 469 | 47 | 422 | 40 | .540 | 853 | 0 | 2.31 | 1,196 | 0 | 0 | 903.0 | 601 | 232 | 262 | 82 | 300 | 33 | 703 | 26 | 3,600 | 43 | 11.92 | 2.99 | 3.99 | 0.82 | 33.2 | 8.3 | 1.00 | .261 | 2.61 | 54 | 2.72 | 63 | 5.99 | 159 | |
| 11 | R. Fingers | 455 | 114 | 341 | 118 | .491 | 944 | 37 | 2.90 | 1,299 | 4 | 2 | 1701.1 | 1,474 | 549 | 615 | 123 | 492 | 39 | 709 | 109 | 6,942 | 40 | 6.87 | 2.60 | 2.64 | 0.65 | 18.7 | 7.1 | 1.16 | .271 | 3.25 | 83 | 2.95 | 82 | 7.80 | 125.4 | |
| 12 | W. Johnson | 451 | 417 | 34 | 279 | .599 | 802 | 666 | 2.17 | 3,509 | 531 | 110 | 5914.1 | 4,913 | 1,424 | 1,902 | 97 | 1,363 | 205 | 127 | 23,405 | 154 | 5.34 | 2.07 | 2.57 | 0.15 | 15.0 | 5.8 | 1.06 | .264 | 2.89 | 68 | 2.42 | 76 | 7.48 | 472.8 | ||
| 13 | J. Nathan | 441 | 64 | 377 | 34 | .653 | 787 | 29 | 2.87 | 976 | 0 | 0 | 923.1 | 690 | 294 | 317 | 84 | 344 | 23 | 587 | 31 | 3,771 | 47 | 9.51 | 3.35 | 2.84 | 0.82 | 25.9 | 9.1 | 1.12 | .259 | 3.09 | 67 | 3.35 | 78 | 6.73 | 93.6 | |
| 14 | J. Reardon | 440 | 73 | 367 | 77 | .487 | 880 | 0 | 3.16 | 877 | 0 | 0 | 1132.1 | 1,000 | 397 | 426 | 109 | 358 | 27 | 695 | 65 | 4,720 | 20 | 6.97 | 2.85 | 2.45 | 0.87 | 18.6 | 7.6 | 1.20 | .266 | 3.39 | 82 | 3.49 | 92 | 7.95 | 38.7 | |
| 15 | R. Gossage | 434 | 124 | 310 | 107 | .537 | 1,002 | 37 | 3.01 | 1,502 | 16 | 0 | 1809.1 | 1,497 | 605 | 670 | 119 | 732 | 47 | 681 | 90 | 7,507 | 63 | 7.47 | 3.64 | 2.05 | 0.59 | 20.0 | 9.8 | 1.23 | .270 | 3.33 | 81 | 3.18 | 84 | 7.45 | 125.4 | |
| 16 | A. Chapman | 427 | 60 | 367 | 47 | .561 | 863 | 0 | 2.52 | 1,331 | 0 | 0 | 821.1 | 475 | 230 | 255 | 54 | 408 | 33 | 563 | 7 | 3,341 | 87 | 14.58 | 4.47 | 3.26 | 0.59 | 39.8 | 12.2 | 1.08 | .278 | 2.79 | 61 | 2.36 | 57 | 5.20 | 161.8 | |
| 17 | J. Papelbon | 409 | 41 | 368 | 36 | .532 | 689 | 3 | 2.44 | 808 | 0 | 0 | 725.2 | 572 | 197 | 226 | 57 | 185 | 34 | 585 | 18 | 2,938 | 14 | 10.02 | 2.29 | 4.37 | 0.71 | 27.5 | 6.3 | 1.04 | .278 | 2.80 | 58 | 2.80 | 69 | 7.09 | 105.2 | |
| 18 | G. Alexander | 405 | 373 | 32 | 208 | .642 | 696 | 600 | 2.56 | 2,198 | 436 | 90 | 5190.0 | 4,868 | 1,476 | 1,852 | 165 | 951 | 70 | 81 | 20,893 | 38 | 3.81 | 1.65 | 2.31 | 0.29 | 10.5 | 4.6 | 1.12 | .269 | 3.21 | 73 | 2.88 | 81 | 8.44 | 359.1 | ||
| 19 | R. Aguilera | 404 | 86 | 318 | 81 | .515 | 732 | 89 | 3.57 | 1,030 | 10 | 0 | 1291.1 | 1,233 | 512 | 568 | 138 | 351 | 36 | 557 | 42 | 5,391 | 53 | 7.18 | 2.45 | 2.93 | 0.96 | 19.1 | 6.5 | 1.23 | .285 | 3.96 | 86 | 3.61 | 87 | 8.59 | 74.5 | |
| 20 | C. Mathewson | 403 | 373 | 30 | 188 | .665 | 636 | 552 | 2.13 | 2,507 | 435 | 79 | 4788.2 | 4,219 | 1,135 | 1,620 | 89 | 848 | 59 | 73 | 18,913 | 115 | 4.71 | 1.59 | 2.96 | 0.17 | 13.3 | 4.5 | 1.06 | .268 | 3.04 | 75 | 2.26 | 76 | 7.93 | 363 | ||
| 21 | J. Mesa | 401 | 80 | 321 | 109 | .423 | 1,022 | 95 | 4.36 | 1,038 | 6 | 2 | 1548.2 | 1,629 | 750 | 811 | 151 | 651 | 55 | 633 | 57 | 6,804 | 75 | 6.03 | 3.78 | 1.59 | 0.88 | 15.3 | 9.6 | 1.47 | .301 | 4.71 | 100 | 4.31 | 99 | 9.47 | 9.5 | |
| 22 | T. Percival | 393 | 35 | 358 | 43 | .449 | 703 | 1 | 3.17 | 781 | 0 | 0 | 708.2 | 479 | 250 | 271 | 85 | 306 | 27 | 546 | 25 | 2,915 | 32 | 9.92 | 3.89 | 2.55 | 1.08 | 26.8 | 10.5 | 1.11 | .230 | 3.44 | 69 | 3.86 | 85 | 6.08 | 56.9 | |
| 23 | R. Hernandez | 393 | 67 | 326 | 71 | .486 | 1,010 | 3 | 3.45 | 945 | 0 | 0 | 1071.1 | 1,002 | 411 | 475 | 96 | 462 | 35 | 667 | 53 | 4,632 | 50 | 7.94 | 3.88 | 2.05 | 0.81 | 20.4 | 10.0 | 1.37 | .293 | 3.99 | 77 | 3.85 | 86 | 8.42 | 74 | |
| 24 | R. Myers | 391 | 44 | 347 | 63 | .411 | 728 | 12 | 3.19 | 884 | 1 | 0 | 884.2 | 758 | 314 | 338 | 69 | 396 | 12 | 548 | 43 | 3,744 | 32 | 8.99 | 4.03 | 2.23 | 0.70 | 23.6 | 10.6 | 1.30 | .289 | 3.44 | 81 | 3.32 | 83 | 7.71 | 68.8 | |
| 25 | W. Spahn | 391 | 363 | 28 | 245 | .597 | 750 | 665 | 3.09 | 2,583 | 382 | 63 | 5243.2 | 4,830 | 1,798 | 2,016 | 434 | 1,434 | 42 | 67 | 60 | 21,547 | 81 | 4.43 | 2.46 | 1.80 | 0.74 | 12.0 | 6.7 | 1.19 | .258 | 3.46 | 84 | 3.44 | 94 | 8.29 | 124.4 | |